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Commit 3044100e authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'core-memblock-for-linus' of... 

Merge branch 'core-memblock-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'core-memblock-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (74 commits)
  x86-64: Only set max_pfn_mapped to 512 MiB if we enter via head_64.S
  xen: Cope with unmapped pages when initializing kernel pagetable
  memblock, bootmem: Round pfn properly for memory and reserved regions
  memblock: Annotate memblock functions with __init_memblock
  memblock: Allow memblock_init to be called early
  memblock/arm: Fix memblock_region_is_memory() typo
  x86, memblock: Remove __memblock_x86_find_in_range_size()
  memblock: Fix wraparound in find_region()
  x86-32, memblock: Make add_highpages honor early reserved ranges
  x86, memblock: Fix crashkernel allocation
  arm, memblock: Fix the sparsemem build
  memblock: Fix section mismatch warnings
  powerpc, memblock: Fix memblock API change fallout
  memblock, microblaze: Fix memblock API change fallout
  x86: Remove old bootmem code
  x86, memblock: Use memblock_memory_size()/memblock_free_memory_size() to get correct dma_reserve
  x86: Remove not used early_res code
  x86, memblock: Replace e820_/_early string with memblock_
  x86: Use memblock to replace early_res
  x86, memblock: Use memblock_debug to control debug message print out
  ...

Fix up trivial conflicts in arch/x86/kernel/setup.c and kernel/Makefile
parents b5153163 67e87f0a

arch/arm/mm/init.c

+13 −24
Original line number Diff line number Diff line
@@ -150,6 +150,7 @@ static void __init find_limits(struct meminfo *mi, 
static void __init arm_bootmem_init(struct meminfo *mi,

	unsigned long start_pfn, unsigned long end_pfn)

{

	struct memblock_region *reg;

	unsigned int boot_pages;

	phys_addr_t bitmap;

	pg_data_t *pgdat;
@@ -180,12 +181,12 @@ static void __init arm_bootmem_init(struct meminfo *mi, 
	/*

	 * Reserve the memblock reserved regions in bootmem.

	 */

	for (i = 0; i < memblock.reserved.cnt; i++) {

		phys_addr_t start = memblock_start_pfn(&memblock.reserved, i);

		if (start >= start_pfn &&

		    memblock_end_pfn(&memblock.reserved, i) <= end_pfn)

	for_each_memblock(reserved, reg) {

		phys_addr_t start = memblock_region_reserved_base_pfn(reg);

		phys_addr_t end = memblock_region_reserved_end_pfn(reg);

		if (start >= start_pfn && end <= end_pfn)

			reserve_bootmem_node(pgdat, __pfn_to_phys(start),

				memblock_size_bytes(&memblock.reserved, i),

					     (end - start) << PAGE_SHIFT,

					     BOOTMEM_DEFAULT);

	}

}
@@ -237,20 +238,7 @@ static void __init arm_bootmem_free(struct meminfo *mi, unsigned long min, 
#ifndef CONFIG_SPARSEMEM

int pfn_valid(unsigned long pfn)

{

	struct memblock_region *mem = &memblock.memory;

	unsigned int left = 0, right = mem->cnt;



	do {

		unsigned int mid = (right + left) / 2;



		if (pfn < memblock_start_pfn(mem, mid))

			right = mid;

		else if (pfn >= memblock_end_pfn(mem, mid))

			left = mid + 1;

		else

			return 1;

	} while (left < right);

	return 0;

	return memblock_is_memory(pfn << PAGE_SHIFT);

}

EXPORT_SYMBOL(pfn_valid);
@@ -260,10 +248,11 @@ static void arm_memory_present(void) 
#else

static void arm_memory_present(void)

{

	int i;

	for (i = 0; i < memblock.memory.cnt; i++)

		memory_present(0, memblock_start_pfn(&memblock.memory, i),

				  memblock_end_pfn(&memblock.memory, i));

	struct memblock_region *reg;



	for_each_memblock(memory, reg)

		memory_present(0, memblock_region_memory_base_pfn(reg),

			       memblock_region_memory_end_pfn(reg));

}

#endif

arch/arm/plat-omap/fb.c

+1 −5
Original line number Diff line number Diff line
@@ -173,11 +173,7 @@ static int check_fbmem_region(int region_idx, struct omapfb_mem_region *rg, 


static int valid_sdram(unsigned long addr, unsigned long size)

{

	struct memblock_property res;



	res.base = addr;

	res.size = size;

	return !memblock_find(&res) && res.base == addr && res.size == size;

	return memblock_is_region_memory(addr, size);

}



static int reserve_sdram(unsigned long addr, unsigned long size)

arch/microblaze/include/asm/memblock.h

+0 −3
Original line number Diff line number Diff line
@@ -9,9 +9,6 @@ 
#ifndef _ASM_MICROBLAZE_MEMBLOCK_H

#define _ASM_MICROBLAZE_MEMBLOCK_H



/* MEMBLOCK limit is OFF */

#define MEMBLOCK_REAL_LIMIT	0xFFFFFFFF



#endif /* _ASM_MICROBLAZE_MEMBLOCK_H */

arch/microblaze/mm/init.c

+14 −16
Original line number Diff line number Diff line
@@ -70,16 +70,16 @@ static void __init paging_init(void) 


void __init setup_memory(void)

{

	int i;

	unsigned long map_size;

	struct memblock_region *reg;



#ifndef CONFIG_MMU

	u32 kernel_align_start, kernel_align_size;



	/* Find main memory where is the kernel */

	for (i = 0; i < memblock.memory.cnt; i++) {

		memory_start = (u32) memblock.memory.region[i].base;

		memory_end = (u32) memblock.memory.region[i].base

				+ (u32) memblock.memory.region[i].size;

	for_each_memblock(memory, reg) {

		memory_start = (u32)reg->base;

		memory_end = (u32) reg->base + reg->size;

		if ((memory_start <= (u32)_text) &&

					((u32)_text <= memory_end)) {

			memory_size = memory_end - memory_start;
@@ -142,12 +142,10 @@ void __init setup_memory(void) 
	free_bootmem(memory_start, memory_size);



	/* reserve allocate blocks */

	for (i = 0; i < memblock.reserved.cnt; i++) {

		pr_debug("reserved %d - 0x%08x-0x%08x\n", i,

			(u32) memblock.reserved.region[i].base,

			(u32) memblock_size_bytes(&memblock.reserved, i));

		reserve_bootmem(memblock.reserved.region[i].base,

			memblock_size_bytes(&memblock.reserved, i) - 1, BOOTMEM_DEFAULT);

	for_each_memblock(reserved, reg) {

		pr_debug("reserved - 0x%08x-0x%08x\n",

			 (u32) reg->base, (u32) reg->size);

		reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT);

	}

#ifdef CONFIG_MMU

	init_bootmem_done = 1;
@@ -230,7 +228,7 @@ static void mm_cmdline_setup(void) 
		if (maxmem && memory_size > maxmem) {

			memory_size = maxmem;

			memory_end = memory_start + memory_size;

			memblock.memory.region[0].size = memory_size;

			memblock.memory.regions[0].size = memory_size;

		}

	}

}
@@ -273,14 +271,14 @@ asmlinkage void __init mmu_init(void) 
		machine_restart(NULL);

	}



	if ((u32) memblock.memory.region[0].size < 0x1000000) {

	if ((u32) memblock.memory.regions[0].size < 0x1000000) {

		printk(KERN_EMERG "Memory must be greater than 16MB\n");

		machine_restart(NULL);

	}

	/* Find main memory where the kernel is */

	memory_start = (u32) memblock.memory.region[0].base;

	memory_end = (u32) memblock.memory.region[0].base +

				(u32) memblock.memory.region[0].size;

	memory_start = (u32) memblock.memory.regions[0].base;

	memory_end = (u32) memblock.memory.regions[0].base +

				(u32) memblock.memory.regions[0].size;

	memory_size = memory_end - memory_start;



	mm_cmdline_setup(); /* FIXME parse args from command line - not used */

arch/powerpc/include/asm/memblock.h

+0 −7
Original line number Diff line number Diff line
@@ -5,11 +5,4 @@ 


#define MEMBLOCK_DBG(fmt...) udbg_printf(fmt)



#ifdef CONFIG_PPC32

extern phys_addr_t lowmem_end_addr;

#define MEMBLOCK_REAL_LIMIT	lowmem_end_addr

#else

#define MEMBLOCK_REAL_LIMIT	0

#endif



#endif /* _ASM_POWERPC_MEMBLOCK_H */